Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

NXX: 741

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-741 A Vermillion SD SXFLSD140MD  829J PAETEC ITEL, LLC 640      
605-741 0 Vermillion SD   829J PAETEC ITEL, LLC 640      
605-741 1 Vermillion SD   580H AIRUS, INC. - SD 640   2018-07-30   
605-741 2 Vermillion SD   508J CENTURYLINK COMMUNICATIONS, LLC 640   2017-06-08   
605-741 3 Vermillion SD   624H ONVOY SPECTRUM, LLC 640   2024-12-20   
605-741 4 Vermillion SD   162G ONVOY, LLC - SD 640   2020-08-20   
605-741 5 Vermillion SD   829J PAETEC ITEL, LLC 640      
605-741 6 Vermillion SD   693G TELEPORT COMMUNICATIONS AMERICA SD-LLC 640   2018-04-02   
605-741 7 Vermillion SD   162G ONVOY, LLC - SD 640   2020-08-20   
605-741 8 Vermillion SD   073H TELNYX LLC 640   2018-09-25   
605-741 9 Vermillion SD   829J PAETEC ITEL, LLC 640      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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